<template>
  <view class="my-settle-container">
    <!-- 全选区域 -->
    <label class="radio" @click="changeAllState">
      <radio color="#C00000" :checked="isFullCheck" /><text>全选</text>
    </label>
    <!-- 合计区域 -->
    <view class="amount-box">
      合计:<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    <!-- 结算按钮 -->
    <view class="btn-settle" @click="settlement">结算({{checkedCount}})</view>
    
    
  </view>
</template>

<script>
  import { mapGetters,mapMutations,mapState } from 'vuex'
  export default {
    name:"my-settle",
    data() {
      return {
        seconds: 3,
        //定时器的Id
        timer: null
        
      };
    },
    computed: {
      ...mapGetters('m_cart',['total','checkedCount','checkedGoodsAmount']),
      ...mapGetters('m_user',['addstr']),
      ...mapState('m_user',['token']),
      
      //是否全选
      isFullCheck() {
        return this.total === this.checkedCount
      }
    },
    methods: {
      ...mapMutations('m_cart',['updateAllGoodsState']),
      ...mapMutations('m_user',['updateRedirectInfo'])
      //点击全选
      changeAllState() {
        this.updateAllGoodsState(!this.isFullCheck)
      },
      //结算
      settlement() {
        if(!this.checkedCount) return uni.$showMsg('请选择要结算的商品')
        if(!this.addstr) return uni.$showMsg('请选择收货地址')
        //if(!this.token) return uni.$showMsg('请先登录')
        if(!this.token) return this.delayNavigate()
        //实现支付
        this.payOrder()
        
      },
      //展示倒计时的提示
      showTips(n) {
        uni.showToast({
          icon:'none',
          title:'请先登录后再结算！'+n+'秒后自动跳转到登录页',
          mask: true,
          duration: 1500
        })
      },
      //倒计时自动跳转到登录页面
      delayNavigate(){
        this.seconds = 3
        this.showTips(this.seconds)
        setInterval(() =>{
          this.seconds--
          if(this.seconds <=0){
            clearInterval(this.timer)
            //跳转到my
            uni.switchTab({
              url:'/pages/my/my',
              success:() => {
                this.updateRedirectInfo({
                  //当前页面路径
                  openType: 'switchTab',
                  from: '/pages/cart/cart'
                })
              }
            })
            return
          }
          this.showTips(this.seconds)
        },1000)
      },
      //支付订单
      async payOrder() {
        //创建订单
        const orderInfo ={
          order_price: this.checkedGoodsAmout,
          order_price: 0.01,
          consignee_addr: this.addstr,
          goods: this.cart.filter(x => x.goods_state).map(x =>({
            goods_id: x.goods_id,
            goods_number: x.goods_count,
            goods_price: x.goods.price
          }))
        }
        const {data: res} = await uni.$http.post('/api/public/v1/my/orders/create',orderInfo)
        if(orderRes.statusCode !== 200) return uni.$showMsg('创建订单失败') 
        const orderNumber = res.message.order_number
        //订单预支付
        const {data: res2} = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder',{order_number: orderNumber})
        if(res2.meta.status !== 200) return uni.$showMsg('预付订单生成失败！')
        const payInfo = res2.message.pay
        //发起微信支付
        const [err,succ] = await uni.requestPayment(payInfo)
        if(err) return uni.$showMsg('订单未支付！')
        //查询支付状态
        const {data: res3} = await uni.$http.post('/api/public/v1/my/orders/chkOrder',{order_number: orderNumber})
        if(res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
        uni.showToast({
          title: '支付成功',
          icon: 'success'
        })
        //查询支付状态
      }
    }
  }
</script>

<style lang="scss">
  .my-settle-container {
    //底部固定位置
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background-color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 5px;
    font-size: 14px;
    .radio {
      display: flex;
      align-items: center;
    }
    .amount-box {
      .amount {
        color: #C00000;
      }
    }
    .btn-settle {
      height: 100%;
      min-width: 100px;
      background-color: #C00000;
      color: white;
      line-height: 50px;
      text-align: center;
      padding: 0 10px;
    }
    
  }

</style>